Respuesta :

Answer:

Step-by-step explanation:

plug in the points minus the constant for 7=3*4 + x and you will get -5 for your constant  

y=3x - 5

Answer:

y = 3x - 5

Step-by-step explanation:

7 = 3(4) + b

---> b = -5

y = 3x - 5